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/*
* Copyright (C) 2009 Cisco Systems, Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef __ASM_MACH_POWERTV_ASIC_H_
#define __ASM_MACH_POWERTV_ASIC_H_
#include <linux/io.h>
/* ASIC types */
enum asic_type {
ASIC_UNKNOWN,
ASIC_ZEUS,
ASIC_CALLIOPE,
ASIC_CRONUS,
ASIC_CRONUSLITE,
ASICS
};
/* hardcoded values read from Chip Version registers */
#define CRONUS_10 0x0B4C1C20
#define CRONUS_11 0x0B4C1C21
#define CRONUSLITE_10 0x0B4C1C40
#define NAND_FLASH_BASE 0x03000000
#define ZEUS_IO_BASE 0x09000000
#define CALLIOPE_IO_BASE 0x08000000
#define CRONUS_IO_BASE 0x09000000
#define ASIC_IO_SIZE 0x01000000
/* Definitions for backward compatibility */
#define UART1_INTSTAT uart1_intstat
#define UART1_INTEN uart1_inten
#define UART1_CONFIG1 uart1_config1
#define UART1_CONFIG2 uart1_config2
#define UART1_DIVISORHI uart1_divisorhi
#define UART1_DIVISORLO uart1_divisorlo
#define UART1_DATA uart1_data
#define UART1_STATUS uart1_status
/* ASIC register enumeration */
struct register_map {
u32 eic_slow0_strt_add;
u32 eic_cfg_bits;
u32 eic_ready_status;
u32 chipver3;
u32 chipver2;
u32 chipver1;
u32 chipver0;
u32 uart1_intstat;
u32 uart1_inten;
u32 uart1_config1;
u32 uart1_config2;
u32 uart1_divisorhi;
u32 uart1_divisorlo;
u32 uart1_data;
u32 uart1_status;
u32 int_stat_3;
u32 int_stat_2;
u32 int_stat_1;
u32 int_stat_0;
u32 int_config;
u32 int_int_scan;
u32 ien_int_3;
u32 ien_int_2;
u32 ien_int_1;
u32 ien_int_0;
u32 int_level_3_3;
u32 int_level_3_2;
u32 int_level_3_1;
u32 int_level_3_0;
u32 int_level_2_3;
u32 int_level_2_2;
u32 int_level_2_1;
u32 int_level_2_0;
u32 int_level_1_3;
u32 int_level_1_2;
u32 int_level_1_1;
u32 int_level_1_0;
u32 int_level_0_3;
u32 int_level_0_2;
u32 int_level_0_1;
u32 int_level_0_0;
u32 int_docsis_en;
u32 mips_pll_setup;
u32 usb_fs;
u32 test_bus;
u32 crt_spare;
u32 usb2_ohci_int_mask;
u32 usb2_strap;
u32 ehci_hcapbase;
u32 ohci_hc_revision;
u32 bcm1_bs_lmi_steer;
u32 usb2_control;
u32 usb2_stbus_obc;
u32 usb2_stbus_mess_size;
u32 usb2_stbus_chunk_size;
u32 pcie_regs;
u32 tim_ch;
u32 tim_cl;
u32 gpio_dout;
u32 gpio_din;
u32 gpio_dir;
u32 watchdog;
u32 front_panel;
u32 register_maps;
};
extern enum asic_type asic;
extern const struct register_map *register_map;
extern unsigned long asic_phy_base; /* Physical address of ASIC */
extern unsigned long asic_base; /* Virtual address of ASIC */
/*
* Macros to interface to registers through their ioremapped address
* asic_reg_offset Returns the offset of a given register from the start
* of the ASIC address space
* asic_reg_phys_addr Returns the physical address of the given register
* asic_reg_addr Returns the iomapped virtual address of the given
* register.
*/
#define asic_reg_offset(x) (register_map->x)
#define asic_reg_phys_addr(x) (asic_phy_base + asic_reg_offset(x))
#define asic_reg_addr(x) \
((unsigned int *) (asic_base + asic_reg_offset(x)))
/*
* The asic_reg macro is gone. It should be replaced by either asic_read or
* asic_write, as appropriate.
*/
#define asic_read(x) readl(asic_reg_addr(x))
#define asic_write(v, x) writel(v, asic_reg_addr(x))
extern void asic_irq_init(void);
#endif